\begin{tikzpicture}
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		\node[anchor=west,inner sep=0pt,font=\footnotesize] at ([xshift=0.6em]n11.east){\Large{/}};
		\node[unit,anchor=west] (n12) at ([xshift=1.6em]n11.east){是};
		\node[anchor=west,inner sep=0pt,font=\footnotesize] at ([xshift=0.6em]n12.east){\Large{/}};
		\node[unit,anchor=west] (n13) at ([xshift=1.6em]n12.east){中华};
		\node[anchor=west,inner sep=0pt,font=\footnotesize] at ([xshift=0.6em]n13.east){\Large{/}};
		\node[unit,anchor=west] (n14) at ([xshift=1.6em]n13.east){人民};
		\node[anchor=west,inner sep=0pt,font=\footnotesize] at ([xshift=0.6em]n14.east){\Large{/}};
		\node[unit,anchor=west] (n15) at ([xshift=1.6em]n14.east){共和};
		\node[anchor=west,inner sep=0pt,font=\footnotesize] at ([xshift=0.6em]n15.east){\Large{/}};
		\node[unit,anchor=west] (n16) at ([xshift=1.6em]n15.east){国};
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		\node[unit,anchor=west] (n17) at ([xshift=1.6em]n16.east){的};
		\node[anchor=west,inner sep=0pt,font=\footnotesize] at ([xshift=0.6em]n17.east){\Large{/}};
		\node[unit,anchor=west] (n18) at ([xshift=1.6em]n17.east){首都};
		
		\node[lab,anchor=north] at ([yshift=-1.4em,xshift=0.2em]n11.south){B-CIT};
		\node[lab,anchor=north] at ([yshift=-0.8em,xshift=0.2em]n12.south){O};
		\node[lab,anchor=north] at ([yshift=-1.4em,xshift=0.2em]n13.south){B-CNT};
		\node[lab,anchor=north] at ([yshift=-1.4em,xshift=0.2em]n14.south){I-CNT};
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		\node[lab,anchor=north] at ([yshift=-1.4em,xshift=0.2em]n16.south){I-CNT};
		\node[lab,anchor=north] at ([yshift=-0.8em,xshift=0.2em]n17.south){O};
		\node[lab,anchor=north] at ([yshift=-0.8em,xshift=0.2em]n18.south){O};
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